| Business | Phone |
| General Installation Co 6558 West Blvd, Los Angeles 90043 | (323) 753-2541 |
| Kessler Plumbing Co 1940 Riverside Dr, Los Angeles 90039 | (323) 663-0258 |
| Affordable Water Heaters Los Angeles 90028 | (323) 466-2436 |
| Hagen Plumbing Co 410 N Fairfax Ave, Los Angeles 90036 | (323) 655-1588 |
| Affordable Water Heaters Los Angeles 90024 | (310) 622-7010 |
| Murphy Plumbing Svc Los Angeles 90069 | (310) 652-1345 |
| Davidson Plumbing Co 1116 W 24th St, Los Angeles 90007 | (213) 749-1046 |
| W S Pitman & Son Plumbing Svc 1108 S Robertson Blvd, Los Angeles 90035 | (323) 653-1183 |
| Water Heaters Only Los Angeles 90011 | (323) 234-7071 |